12811928

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2719}}^1$

素因数の和:2775

約数の個数: 32

約数和(自身を含む): 26112000

約数和(自身を除く): 13300072

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2356, 2719, 4712, 5438, 10876, 21752, 51661, 84289, 103322, 168578, 206644, 337156, 413288, 674312, 1601491, 3202982, 6405964, 12811928]

約数ペア:

[(1, 12811928), (2, 6405964), (4, 3202982), (8, 1601491), (19, 674312), (31, 413288), (38, 337156), (62, 206644), (76, 168578), (124, 103322), (152, 84289), (248, 51661), (589, 21752), (1178, 10876), (2356, 5438), (2719, 4712)]